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水性梨种子提取物对诱导的氧化应激和子脏细胞损伤的改善作用
Hanan A Okail1, Sadia Anjum2, Nahed M Emam3
1Department of Zoology, Faculty of Science Sohag University Sohag Egypt.
Food science & nutrition
|August 14, 2024
概括
梨种子提取物通过减少氧化应激和改善抗氧化酶活性来保护子脏免受毒性影响. 这种天然提取物显示出作为抗重金属损伤的脏保护剂的前景.
科学领域:
- 环境毒理学环境毒理学
- 药理学 药理学是指药理学的学科.
- 生物化学 生物化学
背景情况:
- 六价 (Cr (VI)) 暴露会在组织中诱导氧化应激,导致细胞损伤和死亡.
- 抗氧化植物化学物质对于减轻自由基诱导的细胞损伤至关重要.
- 梨种子提取物 (ASE) 含有具有潜在抗氧化特性的衍生物.
研究的目的:
- 研究水性梨种子提取物 (ASE) 对引起的毒性对子的保护作用.
- 评估ASE对氧化应激标志物和暴露中的抗氧化酶活性的影响.
主要方法:
- 成年子被分为对照组,Cr (VI) 暴露组和Cr (VI) + ASE治疗组.
- Cr (VI) 用于腹膜内注射,而ASE 用于口服,持续两周.
- 分析了均的马隆迪阿尔海德 (MDA),谷氨和抗氧化酶活动 (SOD,GPx,CAT). 这些酶的基因表达也被评估. 进行了组织病理学和免疫组织化学分析.
主要成果:
- 在子脏中,Cr (VI) 暴露显著增加了MDA水平,降低了谷含量和抗氧化酶活性 (SOD,GPx,CAT).
- 施用Cr (VI) 导致SOD,GPx和CAT的基因表达减少,以及曼囊和质细胞的退行性变化.
- ASE治疗抵消了Cr (VI) 诱导的氧化应激,增强了抗氧化酶活性和基因表达,并改善了组织病理学.
结论:
- 水性梨种子提取物 (ASE) 显示出对子的Cr (VI) 诱导毒性有显著的脏保护作用.
- 通过增强抗氧化剂防御机制,ASE减轻氧化应激,并保持功能.
- 这些发现支持使用ASE作为一种强大的天然剂来预防与相关的损伤.
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